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1. For pure bending, identify the WRONG statement.

A

Shear force along the length of the member is zero

B

The beam is bent into a circular arc of radius R

C

The beam is subjected to pure moments or couple

D

Bending moment along the length of the member is zero

2. The nomogram of Hazen–Williams formula is valid for a value of roughness coefficient CH equal to 100. For any other value of roughness coefficient CH, the head loss obtained from the nomogram is multiplied by the factor:

A

CH/30

B

CH/25

C

CH/100

D

CH*100

3. Maximum shear stress by Mohr`s circle method, is _____to the radius of the Mohr`s circle.

A

unequal

B

lesser than

C

greater than

D

equal

4. The pipes which are NOT suitable for water carrying but quite suitable for sewage and drain or sewage disposal is:

A

Vitrified Clay pipes

B

Cost Iron pipes

C

Hume Steel pipes

D

R.C.C pipes

5. The cube compressive strength of concrete in compressive testing machine is more than cylindrical compressive strength by ____ times.

A

1.1

B

1.5

C

1.25

D

0.8

6. Find the quantity of cement for 1 m3 of concrete. The void ratio in cement is 55%, fine aggregate 40%, in coarse aggregate 45%.The material properties of mix is 1 : 1.5 : 3 by weight with water cement ratio 0.50. One bag of cement weigh 50 kg and density of cement is 1440 kg/m3, of fine aggregate is 1780 kg/m3 and coarse aggregate is 1650 kg/m3. Volume of one bag of cement is 34.7 L. Assume volume of air in concrete as 4% per m3 of concrete

A

514 kg

B

343 kg

C

170 kg

D

1029 kg

7. Shallow tube wells up to 70 meter depth in alluvial soils are usually not drilled by:

A

Cable tool drills

B

Light rigs

C

Water jet methods

D

Air pressure drills

8. Which one of the following is NOT a project management technique?

A

Bar Chart

B

PERT

C

ABC analysis

D

CPM

9. What is the testing time for color of sample water?

A

Within 24 hours

B

Within 72 hours

C

Within 12 hours

D

Within 7 days

10. The relative positions of the points to be surveyed should be located by measurement from at least:

A

3 points of reference

B

2 points of reference

C

4 points of reference

D

1 point of reference

11. Which of the following pre-stressing systems employs high tensile bars with thread at ends?

A

Gifford-Udall system

B

Magnel-Blaton System

C

Lee-McCall system

D

Freyssinet system

12. Dummy activity is used to:

A

Determine Optimum time

B

Determine the critical path

C

Determine the project completion time

D

Maintain the required network

13. From the below given, identify the softest grade and hardest grade of bitumen.

A

VG30 and VG20

B

VG40 and VG20

C

VG40 and VG30

D

VG10 and VG40

14. Total domestic daily demand for water in India according to IS code 1172 is:

A

135 l/h/d

B

240 l/h/d

C

260 l/h/d

D

220 l/h/d

15. Which of the following is NOT the error due to manipulation and sighting in plane table survey?

A

Defective orientation

B

Inaccurate centering

C

Error of plotting

D

Defective sighting

16. For a culvert, the most suitable foundation is:

A

Well foundation

B

Caisson foundation

C

Pile foundation

D

Spread foundation

17. For normal RCC work, the recommended slump should be ___________.

A

20 to 40 mm

B

50 to 70 mm

C

80 to 150 mm

D

10 to 15 mm

18. Low lift centrifugal pump is used for:

A

Work against up to 200 m

B

Work against up to 15 m

C

Work against up to 40 m

D

Work against up to 100 m

19. Coefficient of drag value for sphere is:

A

26.0/Re

B

28.0/Re

C

30.0/Re

D

24.0/Re

20. If the coefficient of uniformity and coefficient of curvature of a sand is found to be 7.5 and 2.5 respectively. As per IS, the sand is classified as:

A

SW

B

GP

C

SP

D

GW